2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 829 · 40 questions

How to do it in your head (Pick the easy road): Split: if one number has small ones (like 23), do × 20 and × 3 and add. Round and take away: if a number ends in 8 or 9 (like 39), do × 40 and take away × 1. Factor: if a number is in a times table (like 24 = 8 × 3), multiply by one factor, then the other.

1. 1.27 × 45 =
2. 2.27 × 36 =
3. 3.61 × 14 =
4. 4.31 × 14 =
5. 5.34 × 11 =
6. 6.48 × 46 =
7. 7.31 × 56 =
8. 8.38 × 56 =
9. 9.18 × 15 =
10. 10.89 × 28 =
11. 11.23 × 15 =
12. 12.41 × 32 =
13. 13.28 × 48 =
14. 14.49 × 21 =
15. 15.89 × 33 =
16. 16.29 × 19 =
17. 17.48 × 42 =
18. 18.36 × 34 =
19. 19.69 × 23 =
20. 20.45 × 31 =
21. 21.78 × 21 =
22. 22.27 × 15 =
23. 23.45 × 27 =
24. 24.31 × 36 =
25. 25.32 × 24 =
26. 26.24 × 24 =
27. 27.21 × 16 =
28. 28.23 × 12 =
29. 29.21 × 36 =
30. 30.68 × 49 =
31. 31.79 × 38 =
32. 32.26 × 12 =
33. 33.75 × 12 =
34. 34.66 × 11 =
35. 35.32 × 48 =
36. 36.32 × 28 =
37. 37.31 × 54 =
38. 38.66 × 31 =
39. 39.78 × 33 =
40. 40.69 × 29 =

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